Hair dryer attachment



FIG. 1 is a front, top perspective view of a hair dryer attachment showing my design;

FIG. 2 is a back, bottom perspective view thereof;

FIG. 3 is a left-side elevational view thereof; the right-side view is a mirror image of the left-side view;

FIG. 4 is a front-side elevational view thereof; the back-side view is a mirror image of the front-side view;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a cross-sectional view taken along the line 7-7, the direction of the arrows, of the top plan view of FIG. 5.

The broken (dashed) lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a hair dryer attachment, as shown and described. 